Helicopter Bell AH-1G Cobra Serial 20704 Register 157222 used by US Marine Corps USMC. Aircraft history and location Aircraft History 157222 US Marine Corps 1969-09-19Army AH-1G BuNo 68-15170 to USMC VMO-2 w/o 19sep69 VMO-2 Send Updates Use APP to upload photo @ (optional) When Now? / / Send